mirror of
https://github.com/ElvishArtisan/rivendell.git
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126 lines
4.1 KiB
Python
Executable File
126 lines
4.1 KiB
Python
Executable File
#!%PYTHON_BANGPATH%
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# pypad_xds.py
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#
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# Send CICs via UDP or serial
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#
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# (C) Copyright 2018-2020 Fred Gleason <fredg@paravelsystems.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public
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# License along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#
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import sys
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import socket
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import configparser
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import serial
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import time
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import syslog
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import pypad
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#
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# For supressing redundant 'now' updates
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#
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last_updates={}
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def eprint(*args,**kwargs):
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print(*args,file=sys.stderr,**kwargs)
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def FilterField(string):
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string=string.replace(' ','_')
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string=string.replace(',','_')
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string=string.replace('.','_')
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string=string.replace('"',"'")
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string=string.replace('%','-')
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string=string.replace('*','-')
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string=string.replace('+','-')
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string=string.replace('/','-')
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string=string.replace(':','-')
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string=string.replace(';','-')
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string=string.replace('<','-')
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string=string.replace('=','-')
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string=string.replace('>','-')
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string=string.replace('?','-')
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string=string.replace('@','-')
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string=string.replace('[','-')
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string=string.replace('\\','-')
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string=string.replace(']','-')
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string=string.replace('^','-')
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string=string.replace('{','-')
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string=string.replace('|','-')
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string=string.replace('}','-')
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return string
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def ProcessPad(update):
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try:
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last_updates[update.machine()]
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except KeyError:
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last_updates[update.machine()]=None
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n=1
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section='Udp'+str(n)
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while(update.config().has_section(section)):
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if update.shouldBeProcessed(section) and update.hasPadType(pypad.TYPE_NOW) and update.hasService() and (last_updates[update.machine()] != update.startDateTimeString(pypad.TYPE_NOW)):
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last_updates[update.machine()]=update.startDateTimeString(pypad.TYPE_NOW)
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packet='0:'+update.serviceProgramCode()+':'+update.config().get(section,'IsciPrefix')+FilterField(update.padField(pypad.TYPE_NOW,pypad.FIELD_EXTERNAL_EVENT_ID))+':*'
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update.syslog(syslog.LOG_INFO,'sending CIC update "'+packet+'"')
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reps=range(1)
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if(update.config().has_option(section,'Repetitions')):
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reps=range(update.config().getint(section,'Repetitions'))
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delay=0.1
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if(update.config().has_option(section,'RepetitionDelay')):
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delay=update.config().getfloat(section,'RepetitionDelay')/1000.0
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for r in reps:
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try:
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#
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# Use serial output
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#
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tty_dev=update.config().get(section,'TtyDevice')
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speed=int(update.config().get(section,'TtySpeed'))
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parity=serial.PARITY_NONE
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dev=serial.Serial(tty_dev,speed,parity=parity,bytesize=8)
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dev.write(packet.encode('utf-8'))
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dev.close()
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except configparser.NoOptionError:
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#
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# Use UDP output
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#
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send_sock.sendto(packet.encode('utf-8'),
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(update.config().get(section,'IpAddress'),int(update.config().get(section,'UdpPort'))))
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time.sleep(delay)
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n=n+1
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section='Udp'+str(n)
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#
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# 'Main' function
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#
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# Create Send Socket
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#
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send_sock=socket.socket(socket.AF_INET,socket.SOCK_DGRAM)
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rcvr=pypad.Receiver()
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try:
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rcvr.setConfigFile(sys.argv[3])
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except IndexError:
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eprint('pypad_xds.py: USAGE: cmd <hostname> <port> <config>')
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sys.exit(1)
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rcvr.setPadCallback(ProcessPad)
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rcvr.start(sys.argv[1],int(sys.argv[2]))
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